• This page lists the linux commands I learned during my day-to-day work and their usage **

ipcalc:

ipcalc takes an IP address and netmask and calculates the resulting broadcast, network, Cisco wildcard mask, and host range. By giving a second netmask, you can design sub- and supernetworks. It is also intended to be a teaching tool and presents the results as easy to understand binary values.

sipcalc:

Sipcalc is also an ip subnet calculator consisting of two parts. A plain text based console version, and web (cgi) based counterpart. Sipcalc, in it’s simplest form takes an ip-address and a subnet mask on the commandline and outputs information about the subnet. Sipcalc has support for both IPv4 and IPv6 addresses.

Installing ipcalc and sipcalc: